Overview
The OP37GSZ-REEL7 is a precision operational amplifier produced by Analog Devices Inc. This device is optimized for high-performance applications, particularly those requiring gains greater than five. It offers low noise, high speed, and excellent stability, making it ideal for a variety of precision instrumentation and audio applications. The OP37GSZ-REEL7 is known for its low input offset voltage, high gain-bandwidth product, and low distortion, which are crucial for accurate and reliable signal amplification.
Key Specifications
| Parameter | Symbol | Conditions | Min | Typ | Max | Unit |
|---|---|---|---|---|---|---|
| Input Offset Voltage | VOS | 10 | 25 | 100 | mV | |
| Long-Term Stability | VOS/Time | 0.2 | 1.0 | 2.0 | mV/Mo | |
| Input Offset Current | IOS | 7 | 35 | 75 | nA | |
| Input Bias Current | IB | ±10 | ±40 | ±80 | nA | |
| Input Noise Voltage Density | en | fO = 10 Hz | 3.0 | 3.5 | 3.8 | nV/√Hz |
| Slew Rate | SR | RL ≥ 2kΩ | 17 | 17 | 17 | V/μs |
| Gain Bandwidth Product | GBW | fO = 10 kHz | 63 | 63 | 63 | MHz |
| Operating Temperature | -40 | 85 | °C | |||
| Supply Voltage | 8 | 36 | V | |||
| Package | 8-SOIC |
Key Features
- Low noise: 80 nV p-p (0.1 Hz to 10 Hz) and 3 nV/√Hz at 1 kHz.
- High speed: 17 V/μs slew rate and 63 MHz gain-bandwidth product.
- Low input offset voltage: down to 10 μV typical.
- Low drift: 0.2 μV/°C typical.
- High common-mode rejection ratio (CMRR): 126 dB.
- Low input bias current: ±15 nA typical.
- Wide operating temperature range: -40°C to 85°C.
- Low distortion and high output swing: ±10V into 600 Ω.
Applications
- Low noise DC amplifiers
- Microphone amplifiers
- Tape head preamplifiers
- Thermocouple amplifiers
- Low-level signal processing
- Medical instrumentation
- Strain gauge amplifiers
- High accuracy data acquisition systems
- Professional audio applications
Q & A
- What is the typical input offset voltage of the OP37GSZ-REEL7?
The typical input offset voltage is 25 μV, but it can be as low as 10 μV.
- What is the slew rate of the OP37GSZ-REEL7?
The slew rate is 17 V/μs.
- What is the gain-bandwidth product of the OP37GSZ-REEL7?
The gain-bandwidth product is 63 MHz.
- What is the operating temperature range of the OP37GSZ-REEL7?
The operating temperature range is -40°C to 85°C.
- What is the typical input noise voltage density of the OP37GSZ-REEL7?
The typical input noise voltage density is 3.2 nV/√Hz at 1 kHz.
- What are some common applications of the OP37GSZ-REEL7?
Common applications include low noise DC amplifiers, microphone amplifiers, tape head preamplifiers, thermocouple amplifiers, and medical instrumentation.
- What is the package type of the OP37GSZ-REEL7?
The package type is 8-SOIC.
- What is the supply voltage range for the OP37GSZ-REEL7?
The supply voltage range is from 8 V to 36 V.
- How does the OP37GSZ-REEL7 handle electrostatic discharge (ESD)?
The OP37GSZ-REEL7 is an ESD-sensitive device, and proper handling is required to avoid damage from electrostatic charges.
- What is the common-mode rejection ratio (CMRR) of the OP37GSZ-REEL7?
The CMRR is 126 dB at ±11 V common-mode voltage.
